CN217138839U - Special sealed tube injector for double-cavity catheter - Google Patents
Special sealed tube injector for double-cavity catheter Download PDFInfo
- Publication number
- CN217138839U CN217138839U CN202220614151.6U CN202220614151U CN217138839U CN 217138839 U CN217138839 U CN 217138839U CN 202220614151 U CN202220614151 U CN 202220614151U CN 217138839 U CN217138839 U CN 217138839U
- Authority
- CN
- China
- Prior art keywords
- injection head
- syringe
- sealing
- pipe
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 claims abstract description 61
- 239000007924 injection Substances 0.000 claims abstract description 61
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 description 17
- 239000003814 drug Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000001802 infusion Methods 0.000 description 3
- 208000036828 Device occlusion Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 241000309551 Arthraxon hispidus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000003191 femoral vein Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000001321 subclavian vein Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model discloses a special tub syringe that seals of two-chamber pipe, including the syringe pipe, the inner wall sliding connection of syringe pipe has the piston, the inside of syringe pipe is provided with movable push rod, movable push rod's upper end and the lower extreme fixed connection of piston, the upper end fixed connection and the intercommunication of syringe pipe have first injection head and second injection head. Through the first injection head and the second injection head that set up, the syringe pipe has two connectors of first injection head and second injection head, can connect two joints of two-chamber pipe simultaneously, only needs once operation just can seal a tub operation to two lumens during the seal pipe, and pressure is the same when sealing a tub, can greatly increased seal a tub success rate, reduces the emergence of lumen jam condition.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to special tub syringe that seals of two-chamber pipe.
Background
The double-cavity catheter is a common venous access in clinic, the central venous catheterization is a cannula which is punctured from a subclavian vein, a jugular external vein, a jugular internal vein, a femoral vein and the like directly through the skin and extends to the vena cava along the blood vessel trend, the central venous catheterization is a common treatment means in Intensive Care Units (ICUs), the venous catheterization which is commonly used in clinic at present comprises PICC catheterization, CVC catheterization and the like,
the double-cavity catheter is more troublesome in catheter sealing, the catheter sealing method is improper, blood backflow blockage can be caused, even if only one passage is used, two cavities are required to be sealed simultaneously in catheter sealing, otherwise the risk of catheter blockage can be increased, the operation of simultaneously sealing the catheter by adopting two syringes is more troublesome, and the risk of catheter blockage can be increased due to invalid catheter sealing caused by a small-hand person or a person with insufficient experience.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special tub syringe of sealing of two-chamber pipe, in order to solve the special tub syringe of sealing of the special pipe of current two-chamber pipe that proposes in the above-mentioned background art in the use, but more troublesome when sealing the pipe because two-chamber pipe, the tub gimmick is improper, will lead to the blood backflow to block up, even only used a route, will two chambeies seal the pipe simultaneously during the seal pipe, otherwise can increase the risk of stifled pipe, but adopt the operation of two syringes simultaneously seal the pipe more troublesome, the people that the hand is little or the inexperienced people all can lead to invalid tube sealing, increase the problem of stifled pipe risk.
In order to achieve the above object, the utility model provides a following technical scheme: the special tube sealing injector for the double-cavity catheter comprises an injector tube, wherein a piston is connected to the inner wall of the injector tube in a sliding mode, a movable push rod is arranged inside the injector tube, the upper end of the movable push rod is fixedly connected with the lower end of the piston, the upper end of the injector tube is fixedly connected and communicated with a first injection head and a second injection head, a syringe needle is inserted into the top of the first injection head, and a connector cap is inserted into the top of the second injection head.
It is specific, the syringe pipe has two connectors of first injection head and second injection head, can connect two joints of two-chamber pipe simultaneously, only need the one-time operation just can seal a tub operation to two lumens during the seal pipe, and pressure is the same during the seal pipe, can greatly increased seal a tub success rate, reduce the emergence of lumen jam condition, and the first injection head of syringe pipe connects the syringe needle, conveniently aspirate a tub liquid, second injection head joint cap, block the air when connecting the cap purpose and aspirating the liquid medicine, guarantee the intraductal negative pressure of syringe, can only take out the liquid medicine from having syringe needle department.
Preferably, the outer wall of the syringe tube is provided with a scale.
Specifically, the scale marks the volume of the syringe tube, so that the volume of the syringe tube can be observed conveniently.
Preferably, the top of the inner wall of the joint cap is fixedly connected with a sealing gasket, the center of the bottom of the sealing gasket is fixedly connected with a sealing column, and the outer wall of the sealing column is inserted into the second injection head.
Specifically, sealed setting up with sealed post, connecting the cap to the overhead back of second injection, during the suction liquid medicine, the intraductal negative pressure of syringe is protected to sealed post, directly attracts sealed post to the inside of second injection head, lets sealed terminal surface that the second injection head was pasted to sealed pad for sealed effect is better.
Preferably, the syringe tube has a volume of 20ml to 50 ml.
Specifically, the volume of the syringe tube is more than 20ml and less than 50ml, so that each lumen can have enough tube sealing liquid.
Preferably, the distance between the first injection head and the second injection head is more than 1 cm.
Specifically, the distance is more than 1cm, so that two infusion connectors can be connected at the same time.
Preferably, the outer wall of the sealing gasket is movably connected with one end of the second injection head, and the sealing gasket and the sealing column are made of rubber.
Particularly, according to the elasticity of rubber, can play better sealed effect.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the first injection head and the second injection head that set up, the syringe pipe has two connectors of first injection head and second injection head, can connect two joints of two-chamber pipe simultaneously, only needs once operation just can seal a tub operation to two lumens during the seal pipe, and pressure is the same when sealing a tub, can greatly increased seal a tub success rate, reduces the emergence of lumen jam condition.
2. Through the syringe needle that sets up, and the first injection head of syringe pipe connects the syringe needle, conveniently sucks the tube sealing liquid, and the second injection head attach fitting cap blocks the air when connecting the cap purpose and sucking the liquid medicine, guarantees the intraductal negative pressure of syringe, can only take out the liquid medicine from there being the syringe needle.
3. The volume of the syringe tube is more than 20ml and less than 50ml, so that each tube cavity can be ensured to have enough tube sealing liquid, and the distance between the first injection head and the second injection head is more than 1cm, so that two infusion connectors can be connected at the same time.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.
In the figure: 1. a syringe barrel; 2. a movable push rod; 3. a piston; 4. a first injection head; 5. a second injection head; 6. an injection needle; 7. a connector cap; 8. a gasket; 9. sealing the column; 10. and (4) calibration.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the special tube sealing syringe for the double-cavity catheter comprises a syringe tube 1, a piston 3 is connected to the inner wall of the syringe tube 1 in a sliding mode, a movable push rod 2 is arranged inside the syringe tube 1, the upper end of the movable push rod 2 is fixedly connected with the lower end of the piston 3, the upper end of the syringe tube 1 is fixedly connected with and communicated with a first injection head 4 and a second injection head 5, a syringe needle 6 is inserted into the top of the first injection head 4, and a connector cap 7 is inserted into the top of the second injection head 5.
In this embodiment, syringe pipe 1 has two connectors of first injection head 4 and second injection head 5, can connect two joints of two-chamber pipe simultaneously, only need the one-time operation just can seal the pipe operation to two lumens during the seal pipe, and pressure is the same during the seal pipe, can greatly increased seal pipe success rate, reduce the emergence of lumen jam condition, and syringe pipe 1's first injection head 4 connects syringe needle 6, conveniently aspirate a tub liquid, second injection head 5 connects joint cap 7, block the air when joint cap 7 purpose is the suction liquid medicine, guarantee syringe pipe 1 interior negative pressure, can only take out the liquid medicine from having 6 departments of syringe needle.
Wherein, the outer wall of the syringe tube 1 is provided with a scale 10.
In this embodiment, the scale 10 marks the volume of the syringe barrel 1, which facilitates the observation of the volume inside the syringe barrel 1.
Wherein, the top fixedly connected with of the inner wall of joint cap 7 seals up 8, and the center department fixedly connected with of 8 bottoms of sealed pad seals up 9, and the outer wall of sealed post 9 is pegged graft with the inside of second injection head 5.
In this embodiment, the arrangement of the sealing gasket 8 and the sealing column 9 covers the second injection head 5 at the joint cap 7, and when the liquid medicine is sucked, the negative pressure in the syringe tube 1 is kept, the sealing column 9 is directly sucked to the inside of the second injection head 5, and the sealing gasket 8 is attached to the end surface of the second injection head 5, so that the sealing effect is better.
Wherein, the volume of the syringe tube 1 is 20ml-50 ml.
In this embodiment, the syringe tube 1 has a volume of 20ml to 50ml to ensure that each lumen has sufficient tube sealing liquid.
Wherein, the distance between the first injection head 4 and the second injection head 5 is more than 1 cm.
In this embodiment, the distance is more than 1cm to ensure that two infusion connectors can be connected simultaneously.
Wherein, the outer wall of the sealing gasket 8 is movably connected with one end of the second injection head 5, and the sealing gasket 8 and the sealing column 9 are made of rubber.
In this embodiment, a good sealing effect can be achieved according to the elasticity of the rubber.
The utility model discloses a theory of operation and use flow: syringe pipe 1 has two connectors of first injection head 4 and second injection head 5, can connect two joints of two-chamber pipe simultaneously, only need once operation just can seal a tub operation to two lumens during the seal pipe, and pressure is the same during the seal pipe, can greatly increased seal a tub success rate, reduce the emergence of lumen jam condition, and syringe pipe 1's first injection head 4 joint syringe needle 6, conveniently aspirate a tub liquid, second injection head 5 joint head cap 7, connect 7 purposes of cap and block the air when aspirating the liquid medicine, guarantee syringe pipe 1 interior negative pressure, can only take out the liquid medicine from having syringe needle 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The special tube sealing syringe for the double-cavity catheter comprises a syringe tube (1) and is characterized in that: the injection device is characterized in that a piston (3) is connected to the inner wall of the injector tube (1) in a sliding mode, a movable push rod (2) is arranged inside the injector tube (1), the upper end of the movable push rod (2) is fixedly connected with the lower end of the piston (3), the upper end of the injector tube (1) is fixedly connected and communicated with a first injection head (4) and a second injection head (5), an injection needle (6) is inserted into the top of the first injection head (4), and a connector cap (7) is inserted into the top of the second injection head (5).
2. The special catheter-sealing syringe for the double-lumen catheter according to claim 1, wherein: the outer wall of the syringe tube (1) is provided with scales (10).
3. The special catheter-sealing syringe for the double-lumen catheter according to claim 1, wherein: the top fixedly connected with of joint cap (7) inner wall seals up (8), the center department fixedly connected with of sealed pad (8) bottom seals up post (9), the outer wall of sealed post (9) is pegged graft with the inside of second injection head (5).
4. The special catheter-sealing syringe for the double-lumen catheter according to claim 1, wherein: the volume of the syringe tube (1) is 20ml-50 ml.
5. The special catheter-sealing syringe for the double-lumen catheter according to claim 1, wherein: the distance between the first injection head (4) and the second injection head (5) is larger than 1 cm.
6. The special catheter-sealing syringe for the double-lumen catheter of claim 3, wherein: the outer wall of the sealing gasket (8) is movably connected with one end of the second injection head (5), and the sealing gasket (8) and the sealing column (9) are made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614151.6U CN217138839U (en) | 2022-03-21 | 2022-03-21 | Special sealed tube injector for double-cavity catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220614151.6U CN217138839U (en) | 2022-03-21 | 2022-03-21 | Special sealed tube injector for double-cavity catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217138839U true CN217138839U (en) | 2022-08-09 |
Family
ID=82696263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220614151.6U Expired - Fee Related CN217138839U (en) | 2022-03-21 | 2022-03-21 | Special sealed tube injector for double-cavity catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217138839U (en) |
-
2022
- 2022-03-21 CN CN202220614151.6U patent/CN217138839U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20030195478A1 (en) | Closed system irrigation connector for urinary catheters | |
| EP0264367A1 (en) | Medical syringe | |
| CN217067424U (en) | Temporary pacemaker floats electrode subassembly | |
| CN217138839U (en) | Special sealed tube injector for double-cavity catheter | |
| CN212789302U (en) | Transfusion system with tube sealing device | |
| CN213724104U (en) | Double-end positive pressure needleless connecting piece | |
| CN211050689U (en) | Orthopedic treatment postoperative drainage device of dosing | |
| CN209596326U (en) | A kind of needle assembly and the remaining needle containing the needle assembly | |
| CN111344034B (en) | Fluid storage units, systems, and methods for catheter perfusion | |
| CN214911612U (en) | Needleless airtight connecting piece | |
| CN213789148U (en) | Effusion drainage device for oncology department | |
| CN217091659U (en) | Anti-backflow remaining needle | |
| CN218652659U (en) | Double-cavity syringe applied to single-cavity CVC flushing and sealing pipe | |
| CN216877431U (en) | Hanging-free gravity-free infusion device | |
| CN220344928U (en) | Three-cavity PICC catheter | |
| CN216294881U (en) | Flushing type remaining needle | |
| CN217245864U (en) | Bladder perfusion apparatus | |
| CN214970291U (en) | Anti-wall-sticking venous indwelling needle | |
| CN211935135U (en) | Venous indwelling catheter for preventing and treating thrombus | |
| CN213099954U (en) | Transfusion system with tube sealing liquid | |
| CN220193708U (en) | Double-cavity catheter is with dashing seal pipe syringe | |
| CN214633180U (en) | Portable catheter | |
| CN215082804U (en) | Heparin sodium cap and contain pre-flush syringe of heparin sodium cap | |
| CN213075629U (en) | Connector device for arterial puncture catheter | |
| CN216877437U (en) | Anti-backflow infusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220809 |